Add the extra dependencies to "deps-y" and include it in "deps".
BUG=chromium:761922
BRANCH=none
TEST=Add "$(info $(deps))" before "-include $(deps)" in Makefile.rules
make BOARD=eve utils | grep "build/eve/util/usb_pd_policy.o.d"
There is "build/eve/util/usb_pd_policy.o.d"
Change-Id: I77670a8e90a1a913943fcba143402318aaf7d274
Signed-off-by: Che-yu Wu <cheyuw@google.com>
Reviewed-on: https://chromium-review.googlesource.com/649455
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>